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authorDaniel Lezcano <dlezcano@fr.ibm.com>2007-12-11 02:24:29 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:57:11 -0800
commit853cbbaaa4ccdf221be5ab6afe967aa9998546b7 (patch)
tree6b6ff0b340fcff4054c919092fbbadce82dff36c /net/ipv6
parent248b238dc960a42aa235057ba0a51a98ae2b0f0d (diff)
[IPV6]: make frag to return an error at initialization
This patch makes the frag_init to return an error code, so the af_inet6 module can handle the error. Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/af_inet6.c8
-rw-r--r--net/ipv6/reassembly.c16
2 files changed, 19 insertions, 5 deletions
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 442c298c1d7..a75c4bc9281 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -863,7 +863,9 @@ static int __init inet6_init(void)
if (err)
goto ipv6_exthdrs_fail;
- ipv6_frag_init();
+ err = ipv6_frag_init();
+ if (err)
+ goto ipv6_frag_fail;
/* Init v6 transport protocols. */
udpv6_init();
@@ -875,6 +877,8 @@ static int __init inet6_init(void)
out:
return err;
+ipv6_frag_fail:
+ ipv6_exthdrs_exit();
ipv6_exthdrs_fail:
addrconf_cleanup();
addrconf_fail:
@@ -934,7 +938,7 @@ static void __exit inet6_exit(void)
/* Cleanup code parts. */
ipv6_packet_cleanup();
-
+ ipv6_frag_exit();
ipv6_exthdrs_exit();
addrconf_cleanup();
ip6_flowlabel_cleanup();
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 76c88a93b9b..bf4173daecb 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -632,11 +632,13 @@ static struct inet6_protocol frag_protocol =
.flags = INET6_PROTO_NOPOLICY,
};
-void __init ipv6_frag_init(void)
+int __init ipv6_frag_init(void)
{
- if (inet6_add_protocol(&frag_protocol, IPPROTO_FRAGMENT) < 0)
- printk(KERN_ERR "ipv6_frag_init: Could not register protocol\n");
+ int ret;
+ ret = inet6_add_protocol(&frag_protocol, IPPROTO_FRAGMENT);
+ if (ret)
+ goto out;
ip6_frags.ctl = &ip6_frags_ctl;
ip6_frags.hashfn = ip6_hashfn;
ip6_frags.constructor = ip6_frag_init;
@@ -646,4 +648,12 @@ void __init ipv6_frag_init(void)
ip6_frags.match = ip6_frag_match;
ip6_frags.frag_expire = ip6_frag_expire;
inet_frags_init(&ip6_frags);
+out:
+ return ret;
+}
+
+void ipv6_frag_exit(void)
+{
+ inet_frags_fini(&ip6_frags);
+ inet6_del_protocol(&frag_protocol, IPPROTO_FRAGMENT);
}